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Find cheap one-way & round trip flights from London to Philadelphia starting at S$434.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Price Trends for the Coming 12 Weeks

  • 511
  • 1218
  • 1925
  • Jan

    261
  • 28
  • 915
  • 1622
  • 2329
  • Feb

    305
  • 612
  • 1319
  • 2026
Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Find cheap route flights from London to Philadelphia by different airports

  • LGWTTN
    Tue, 17 Jan
    One way2 transfer
    From S$437
  • LTNPHL
    Wed, 25 Jan
    One way2 transfer
    From S$441
  • STNPHL
    Fri, 10 Feb
    One way2 transfer
    From S$478
  • LGWPHL
    Wed, 18 Jan
    One way2 transfer
    From S$532
  • LHRPHL
    Wed, 18 Jan
    One way2 transfer
    From S$534
  • STNTTN
    Fri, 23 Dec
    One way2 transfer
    From S$641
  • LHRTTN
    Fri, 23 Dec
    One way2 transfer
    From S$855
  • LCYPHL
    Sat, 21 Jan
    One way2 transfer
    From S$938

Frequently Asked Questions

  • When to buy flight tickets from London (LON) to Philadelphia (PHL) the cheapest?

    Airlines adjust prices for flights from London to Philadelphia based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much is a flight from London (LON) to Philadelphia (PHL) cost?

    According to Trip.com's data, the lowest price is around S$1,703.
  • How long is a flight from London (LON) to Philadelphia (PHL)?

    It takes about 8 hours 16 minutes to fly from London (LON) to Philadelphia (PHL).
  • What time does the earliest flight from London to Philadelphia depart?

    The earliest flight departs from London (LHR) at 09:15 and arrives in Philadelphia (PHL) at 12:15.
  • What are the most popular airlines that fly from London (LON) to Philadelphia (PHL)?

    Airlines with flights from London (LON) to Philadelphia (PHL): American Airlines, Finnair, British Airways, Aer Lingus, IBERIA, El Al, Malaysia Airlines and Qatar Airways.
  • What's the most popular airline for direct flights from London (LON) to Philadelphia (PHL)?

    American Airlines operates 4 direct flights from London (LON) to Philadelphia (PHL).
  • How many airports in Philadelphia?

  • What are some travel guidelines for Philadelphia during the COVID19 pandemic?

    Entry restrictions and flight schedule changes and cancellations are frequently updated and subject to change. If you plan to travel to Philadelphia, please obtain the most updated information from the airline you plan to book your travels with. You can also refer to COVID19 Country/Region Entry Restrictions for more information.
  • Which airlines offer free date changes for flights to this city during the COVID19 pandemic?

    There are no airlines with flights to this city that provide this service. Please use this information as a reference only and confirm with the airline prior to booking.

Flight Information from London to Philadelphia

Cheapest return ticket price
S$612
Cheapest direct flight price
S$433
Cheapest month
September
Peak season for travel
July